/* book body */
body {
    display: block;
    font-size: 1em;
    margin-bottom: 2pt;
    margin-left: 2pt;
    margin-right: 2pt;
    margin-top: 4pt;
    page-break-before: always;
    orphans: 0;
    }
h1 {
    display: block;
    }
h2 {
    display: block;
    }
img {
    text-align: center;
    }
blockquote {
    display: block;
    line-height: 1.2em;
    margin-bottom: 0em;
    margin-left: 2em;
    margin-right: 1em;
    margin-top: 0.25em;
    }
blockquote p {
    line-height: 1.25em;
    text-indent: 0;
    margin-bottom: 0;
    margin-top: 0;
    }
pre {
    display: block;
    white-space: pre-wrap;
    text-indent: 0;
    line-height: 1.2em;
    margin-bottom: 0.25em;
    margin-left: 2em;
    margin-right: 1em;
    margin-top: 0.25em;
    }
p.blankpara {
    line-height: 0.8em;
    margin-top: 0;
    margin-bottom: 0;
    }
/* title page*/
div.titlepage {
    display: block;
    text-align: center;
    }
div.booktitle {
    font-size: larger;
    padding-top: 15%;
    }
div.booksubtitle {
    font-size: large;
    padding-top: 5%;
    }
div.bookauthor {
    font-size: medium;
    padding-top: 10%;
    }
div.booksubauthor {
    font-size: medium;
    padding-top: 5%;
    }
/* cover page*/
div.coverpage {
    text-align: center;
    page-break-after: always;
    margin-top: 0;
    margin-bottom: 0;
    margin-left: 0;
    margin-right: 0;
    }
